#ad_left{
	position: fixed;
	left: 0;
	top: 130px;
}

#ad_left div{
	position: relative;
	width: 100px;
	height: 103px;
}

#ad_left div img{
	position: absolute;
	top: 0;
	right: 0;
	cursor: pointer;
}

#ad_right{
	position: fixed;
	right: 0;
	top: 130px;
}

#ad_right div{
	position: relative;
	width: 100px;
	height: 103px;
}

#ad_right div img{
	position: absolute;
	top: 0;
	left: 0;
	cursor: pointer;
}